/**新增*/
.icon-user{
    background:url('icons/user.png') no-repeat center center;
}
.icon-category{
    background:url('icons/category.png') no-repeat center center;
}
.icon-ver{
    background:url('icons/ver.png') no-repeat center center;
}
.icon-form{
    background:url('icons/form.png') no-repeat center center;
}
/*以上四个于2014-12-15 15:30增加*/